<html>
  <head>
  </head>
  <body>
    <button onclick="var oReq = new XMLHttpRequest();oReq.onreadystatechange = function() {if (this.readyState == 4 && this.status == 200) {document.getElementsByTagName('p')[0].innerText = this.responseText;}};oReq.open('GET', 'http://127.0.0.1:5000/xhrapi');oReq.send();">Load xhr</button>
    <p></p>
  </body>
</html>
